alert http $EXTERNAL_NET any -> $HOME_NET any (
msg:"ET MALWARE Possibly Malicious Double Base64 Unicode Net.ServicePointManager M2";
flow:established,from_server;
file_data;
content:"cAdwBCAE8AQQBHAFUAQQBkAEEAQQB1AEEARgBNAEEAWgBRAEIAeQBBAEgAWQBBAGEAUQBCAGoAQQBHAFUAQQBVAEEAQgB2AEEARwBrAEEAYgBnAEIAM";
reference:md5,45b0e5a457222455384713905f886bd4;
classtype:trojan-activity;
sid:2023945; rev:3;
metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2017_02_16, deployment Perimeter, confidence High, signature_severity Major, updated_at 2019_07_26;
)